National Instruments IMAQ Vision for LabWindows TM /CVI - Manual (Page 37)

Chapter 3 Making Grayscale and Color Measurements
IMAQ Vision for LabWindows/CVI User Manual 3-8 ni.com
Figure 3-4. Primary Components of a 32-Bit Color Image
Figure 3-5. Primary Components of a 64-Bit Color Image
Use imaqExtractColorPlanes() to extract the red, green, blue, hue
saturation, intensity, luminance, or value plane of a color image into an
8-bit image.
Note You can also use imaqExtractColorPlanes() to process the red, green, and blue
components of a 64-bit image.
32
Color
Image
8-bit Image Processing
Saturation
Value
Hue
Green
Blue
Red
Saturation
Intensity
Hue
Saturation
Luminance
Hue
32
Color
Image
Saturation
Value
Hue
Green
Blue
Red
Saturation
Intensity
Hue
Saturation
Luminance
Hue
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
or
or
or
or
or
or
Color
Image
16-bit
Image
Processing
Color
Image
16 Red
Green
Blue
16 16 16
16
16
16 64
Red
Green
Blue
16 64
16 16 16 16
16
16